The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 12, 2016
Filed:
Jul. 03, 2013
Applicant:
Hitachi Koki Co., Ltd., Tokyo, JP;
Inventors:
Takuya Yoshinari, Hitachinaka, JP;
Haruhisa Fujisawa, Hitachinaka, JP;
Takafumi Itoh, Hitachinaka, JP;
Assignee:
Hitachi Koki Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/10 (2006.01); B25F 5/00 (2006.01); H01M 10/48 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1022 (2013.01); B25F 5/00 (2013.01); H01M 10/482 (2013.01);
Abstract
The backpack-type power supply includes a rechargeable battery, a case, a harness, and an operation unit. The case accommodates the rechargeable battery. A user wears the case on a back of the user by the harness. The operation unit includes at least one of a switch and a display unit. The switch is configured to enable or disable the rechargeable battery. The display unit is configured to display a battery level of the rechargeable battery.